<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8">
    <title>HTML5/CSS3 Loading动画DEMO演示</title>
    <link rel="stylesheet" href="./loading.css">

    <script src="./loading.js"></script>
</head>

<body>
     <!--使用loading 加上这两个类就行  -->
    <div class="loading wave">
        Loading
    </div>
</body>

</html>